laravel 使用AWS S3

API 文件上传/删除
1.安装扩展
composer require aws/aws-sdk-php-laravel

2.注册服务
#app/config/app.php

// 将下面代码追加到 providers 数组中
Aws\Laravel\AwsServiceProvider::class,

// 将下面代码追加到 aliases 数组中
'AWS' => Aws\Laravel\AwsFacade::class,

3.配置文件
#app/config/aws.php
return [
    'version' =>'latest',
    'region'  => env('AWS_REGION', 'ap-south-1'),
    'endpoint' => env('AWS_ENDPOINT', 'https://sharerabc.s3.ap-south-1.amazonaws.com'),
    'use_path_style_endpoint' =>true,
    'credentials' => [
        'key'    => env('AWS_KEY', 'YOUR_AWS_ACCESS_KEY'),
        'secret' => env('AWS_SECRET', 'YOUR_AWS_SECRET_KEY'),
    ],
    'Ses' => [
        'region' => env('AWS_SES_REGION', 'ap-south-1'),
    ],
];

4.服务器上传证书
# /home/www/.aws/
# vim credentials(文件名必须:credentials)

[default]
aws_access_key_id = YOUR_AWS_ACCESS_KEY
aws_secret_access_key = YOUR_AWS_SECRET_KEY

[project1]
aws_access_key_id = YOUR_AWS_ACCESS_KEY
aws_secret_access_key = YOUR_AWS_SECRET_KEY   


5.文件上传
    public function add(){
        $s3Client = AwsFacade::createClient('s3');

        $s3_return = $s3Client->putObject([
            'Bucket' => date('Ymd'), //存储桶(我的理解就是文件系统中的目录)
            'Key' => time() . '.png', //文件名(包括后缀名)
            'Body' => file_get_contents('img/demo.png') //要上传的文件
        ]);

        if($s3_return['@metadata']['statusCode'] == 200){
            echo $s3_return['@metadata']['effectiveUri'];
        } else {
            echo '返回值错误 : return fail! ';
        }
    }

6.文件删除
    public function del(){
        $s3Client = AwsFacade::createClient('s3');
        $bucket = 'demo';

        $s3Client->deleteObjects([
            'Bucket'  => $bucket,
            'Delete' => [
                'Objects' => [['Key' => '20210208/1612777025.png']]
            ]
        ]);
    }

参考:https://www.bilibili.com/video/BV1yg4y1i79v?t=887

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https://blog.csdn.net/qq_43489208/article/details/113759771

1 配置基本项
1.1 app配置(app/config/app.php)
// 将下面代码追加到 providers 数组中
Aws\Laravel\AwsServiceProvider::class,
 
// 将下面代码追加到 aliases 数组中
'AwsFacade' => Aws\Laravel\AwsFacade::class,
1.2 aws配置(自己创建一个app/config/aws.php)
<?php
return [
    'version' =>'latest',
    'region'  => env('AWS_REGION', 'cn-north-1'),
    'endpoint' => env('AWS_ENDPOINT', 'YOUR_AWS_HOST'),
    'use_path_style_endpoint' =>true,
    'credentials' => [
        'key'    => env('AWS_KEY', 'YOUR_AWS_ACCESS_KEY'),
        'secret' => env('AWS_SECRET', 'YOUR_AWS_SECRET_KEY'),
    ],
    // You can override settings for specific services
    'Ses' => [
        'region' => env('AWS_SES_REGION', 'cn-north-1'),
    ],
];
     region表示区域,有固定标识,如图所示:

2 上传文件
$s3 = AwsFacade::createClient('s3');
$s3_return = $s3->putObject([
    'Bucket' =>'home', //存储桶(我的理解就是文件系统中的目录)
    'Key'    =>$file, //文件名(包括后缀名)
    'Body'   =>file_get_contents($file_path) //要上传的文件
]);
if($s3_return['@metadata']['statusCode'] == 200){
    
} else {
    echo '返回值错误 : return fail! ';continue;
}
3 在线查看文件(两种方式)
3.1 生成临时公共文件在线查看(pre-signed URL)
$s3 = AwsFacade::createClient('s3');
$s3_command = $s3->getCommand('GetObject', [
    'Bucket' =>'home',
    'Key'    =>$file
]);
$s3_pre_signed_return = $s3->createPresignedRequest($s3_command, '+30 minutes'); //临时存在的时长(分钟数)
$presigned_url = (string)$s3_pre_signed_return->getUri();
3.2 获取永久公共桶下文件在线查看(plain URL)
这一块要先把桶设置为public权限(怎么设置这个我也不太清楚,我用的是3.1),然后直接调用如下代码就能获取url

$s3 = AwsFacade::createClient('s3');
$plainUrl = $s3->getObjectUrl('bucket', 'key'); //bucket和key的意思同上
4 下载文件
$s3 = AwsFacade::createClient('s3');
$s3->getObject([
    'Bucket' =>'home',
    'Key'    =>$file,
    'SaveAs' =>$save_path //这里是你要下载到本地的具体路径(比如:D:\www\1.jpg)
]);
5 创建桶
$s3 = AwsFacade::createClient('s3');
$s3->createBucket(['Bucket' => $bucket['Name']]); //创建桶
6 删除桶(涉及调用多个s3相关函数)
$s3 = AwsFacade::createClient('s3');
$list_buckets = $s3->listBuckets()['Buckets']; //列出当前oss用户所有的桶
$not_del = ['mytestingbucket', 'yedan-school-common'];
if(!empty($list_buckets)) { //要做非空判断
    foreach ($list_buckets as $bucket) {
        if (!in_array($bucket['Name'], $not_del)) { //排除掉不想被处理的桶
            //获取桶内对象(文件)列表
            $list_objects = $s3->listObjects(['Bucket' => $bucket['Name']])['Contents'];
            if (!empty($list_objects)) { //要做非空判断
                foreach ($list_objects as $object) {
                    //删除桶内文件,因为有文件的桶是不能删除的
                    $s3->deleteObject([
                        'Bucket'=>$bucket['Name'],
                        'Key'=>$object['Key']
                    ]);
                }
            }
            $s3->deleteBucket(['Bucket' => $bucket['Name']]); //删除桶
        }
    }
}
参考链接:https://blog.csdn.net/a26637896/article/details/103156580

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